Ethanol is used as ?
Correct answer: D. All of above
- A. A drink
- B. A fuel
- C. A preservative
- D. All of above
Explanation
Ethanol is used for all of the purposes mentioned: A DRINK: Ethanol is commonly used as an alcoholic beverage and is the type of alcohol found in alcoholic drinks. A FUEL: Ethanol is also used as a biofuel, particularly in blends with gasoline, such as E85, which contains 85% ethanol and 15% gasoline. It can be used as an alternative fuel source for vehicles. A PRESERVATIVE: Ethanol is used as a preservative in various products, such as cosmetics, perfumes, and some pharmaceuticals, to extend their shelf life and prevent the growth of microorganisms. So, the correct answer is: all of the above.
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About Alcohols
Alcohols contain a hydroxyl group attached to a saturated carbon atom and are classified as primary, secondary or tertiary. Their nomenclature, hydrogen bonding, acidity, oxidation, dehydration, reaction with sodium and conversion to haloalkanes are covered, along with the distinction between alcohols and phenols, where the hydroxyl group is attached directly to an aromatic ring.
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